Note E - Business Segments - Revenues by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 24, 2021
Net sales	$ 55,913	$ 47,761
Net income (loss)	(2,029)	1,920
Intersegment Eliminations [Member]
Net sales	(17,391)	(14,367)
Corporate, Non-Segment [Member]
Net income (loss)	(4,780)	(3,395)
Manufacturing Segment [Member] | Operating Segments [Member]
Net sales	48,997	41,594
Net income (loss)	1,795	4,832
Manufacturing Segment [Member] | Intersegment Eliminations [Member]
Net sales	(13,643)	(10,942)
Distribution Segment [Member] | Operating Segments [Member]
Net sales	24,307	20,534
Net income (loss)	956	483
Distribution Segment [Member] | Intersegment Eliminations [Member]
Net sales	$ (3,748)	$ (3,425)